How to use: First, take the included 1:64 scale die - cast toy police car and drive it into the launcher. Use the flex hose in the launcher to refuel the car. Then, slide the loop - track to one of the four paths to start different stunts. You can park up to four vehicles on the set and connect other tracks and playsets for more fun. Note: This product is not suitable for children under 36 months because small parts may be generated. Maintenance: Keep the playset clean. If there is dust, you can use a soft cloth to gently wipe it. Avoid exposing the set to water or extreme temperatures to prevent damage.